static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.TextExtractor instance
TextExtractor extractor = new TextExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
// Load sample PDF document
extractor.LoadDocumentFromFile("columns.pdf");
// read width of the very first page (zero index)
float pageWidth = extractor.GetPageRect_Width(0);
float pageHeight = extractor.GetPageRect_Height(0);
// now we are extracting content assuming we have 3 columns
// equally distributed on pages
// first calculate the width of the one column by dividing page width by number of columns (3)
float columnWidth = pageWidth / 3f;
// iterate through 3 columns
for (int i = 0; i < 3; i++)
{
// set the extraction area to the #i column
extractor.SetExtractionArea(i * columnWidth, 0, columnWidth, pageHeight);
string outFileName = "columns-column" + i + ".txt";
extractor.SavePageTextToFile(0, outFileName);
// Open output file in default associated application
System.Diagnostics.Process.Start(outFileName);
}
}
protected void Page_Load(object sender, EventArgs e)
{
// This test file will be copied to the project directory on the pre-build event (see the project properties).
String inputFile = Server.MapPath("columns.pdf");
// Create Bytescout.PDFExtractor.TextExtractor instance
TextExtractor extractor = new TextExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
// Load sample PDF document
extractor.LoadDocumentFromFile(inputFile);
// read width of the very first page (zero index)
float pageWidth = extractor.GetPageRect_Width(0);
float pageHeight = extractor.GetPageRect_Height(0);
// now we are extracting content assuming we have 3 columns
// equally distributed on pages
// first calculate the width of the one column by dividing page width by number of columns (3)
float columnWidth = pageWidth / 3f;
Response.Clear();
Response.ContentType = "text/html";
// iterate through 3 columns
for (int i = 0; i < 3; i++)
{
// set the extraction area to the #i column
extractor.SetExtractionArea(i * columnWidth, 0, columnWidth, pageHeight);
// Save extracted text to output stream
extractor.SavePageTextToStream(0, Response.OutputStream);
}
Response.End();
}